Security Systems in Brockville, Ontario

Protecting Homes & Businesses with Security You Can Trust

At Alarm Systems, we are dedicated to safeguarding the Brockville community with customized security solutions for both residential and commercial properties. As a locally owned and operated company, we understand the specific security challenges faced by Brockville residents—from the historic downtown area to the picturesque waterfront neighborhoods and the expanding suburbs.

Whether you require a monitored alarm system, security cameras, smart home integration, or access control, we provide tailored solutions backed by local expertise and exceptional service.

Our Services

We offer the latest in smart home and business automation. Lock doors, check cameras, and manage your alarm system from your phone—anytime, anywhere. From homes and cottages to businesses, we build systems that fit your property and your lifestyle.

Burglar Alarm Systems

Security Cameras

Access Control Systems

Why Brockville Homeowners and Businesses Choose Alarm Systems

50+ Years

Locally Trusted Since 1972

Serving Brockville and Eastern Ontario for over 50 years, Alarm Systems has built a reputation for reliable, responsive service.

24/7

Monitoring for Peace of Mind

Our ULC-listed monitoring station keeps an eye on your home or business around the clock—for protection from break-ins, fire, carbon monoxide, flooding, and more.

Local

Expertise

Our team of experienced, Brockville-based technicians ensures your system is installed right the first time. Plus, we’re just around the corner if you ever need support.

Committed to the Brockville Community

As active members of the Brockville community, we are dedicated to delivering security solutions that address the specific needs of our neighbors. Whether you’re located near the St. Lawrence River, downtown Brockville, or the surrounding areas, Alarm Systems is your trusted local security partner.

Book An Appointment

Need Security for your home or business in Brockville? Book a consultation with a member of our team hassle-free through our calendar.

With a 4.8 Star Rating, Alarm Systems is The Highest Rated Security Provider in Brockville!

Our consistently focuses on delivering exceptional customer service and value to our customers. From the first contact you have with Alarm Systems you’ll be treated with respect and our ongoing focus for first call resolution on all customer issues. Read some of our reviews for yourself.

    
 
 
        
   Gail D 
 25 September 2026
 
 
  We needed a repair to our system in a detached building. Mike, our service rep was very polite and helpful.
  
 
       
   Bradley J 
 23 September 2026
 
 
  As Always, On time, great service, very knowledgeable!
  
 
       
   Guy M 
 18 September 2026
 
 
  I recently had a complicated situation to deal with, and they were extremely supportive and helped me sort everything out. I really appreciate it!
  
 
       
   Jeff M 
 17 September 2026
 
 
  installation was quick and seamless
  
 
       
   Joe M 
 11 September 2026
 
 
  My alarm system needed updating and Aneesh and Javid(?) were very efficient at getting us all set up. They explained how to navigate the new panels and the updated Alarm.com app.
Thank you also Noah for organizing the set up!
Joe
  
 
       
   Rikki-Anne M 
 5 September 2026
 
 
  Appreciated the consultation and clarity provided regarding services. Very pleased you can start with the basic and add to the security as needs change. Thank you, Noah!
  
 
       
   Cinderella G 
 4 September 2026
 
 
  Hello. I had the pleasure of dealing with Cathy at Alarm Systems in Belleville, Ontario. Cathy is very knowledgeable, and she is a kind and caring person. She answered all of my questions without hesitation and understood my particular needs as a customer. She always got back to me promptly, and she is the kind of customer care person every company needs regardless of her actual title at Alarm Systems. In her own quiet way, she keeps the business running.
Darlene.
  
 
       
   Harveys 2 
 2 September 2026
 
 
  good experience & good price
  
 
       
   Aaronshannon B 
 2 September 2026
 
 
  Damiam was very professional when he came out and went through all the option. Would highly recommend Alarm Systems
  
 
       
   Brian C 
 26 August 2026
 
 
  Aneesh Thomas arrived at our home well within the time given and proceeded to install our new security system. Aneesh was professional, knowledgeable and did an amazing job setting everything up. He was very thorough while explaining how the system worked and very patient while answering the questions we had.
It was an absolute pleasure dealing with Aneesh.